198097110 has 64 divisors (see below), whose sum is σ = 531437760. Its totient is φ = 52508160.

The previous prime is 198097103. The next prime is 198097121. The reversal of 198097110 is 11790891.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44590 + ... + 48830.

It is an arithmetic number, because the mean of its divisors is an integer number (8303715).

Almost surely, 2^198097110 is an apocalyptic number.

198097110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 198097110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265718880).

198097110 is an abundant number, since it is smaller than the sum of its proper divisors (333340650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198097110 is a wasteful number, since it uses less digits than its factorization.

198097110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4430 (or 4424 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 36.

The square root of 198097110 is about 14074.6975100710. The cubic root of 198097110 is about 582.9429395142.

The spelling of 198097110 in words is "one hundred ninety-eight million, ninety-seven thousand, one hundred ten".